Question

If four times a number added to 3 is equal to 15 less than five times the number. Find the number. ​

Answer 1

Answer:

A cube is painted blue on two adjacent faces. It is painted brown on the faces opposite to blue faces and yellow on the remaining faces. After being cut into sixty-four smaller cubes of equal size, what is the fraction of the cubes which have exactly one face painted blue?

3/8

7/16

25/64

17/64

A cube is painted blue on two adjacent faces. It is painted brown on the faces opposite to blue faces and yellow on the remaining faces. After being cut into sixty-four smaller cubes of equal size, what is the fraction of the cubes which have exactly one face painted blue?

3/8

7/16

25/64

17/64

A cube is painted blue on two adjacent faces. It is painted brown on the faces opposite to blue faces and yellow on the remaining faces. After being cut into sixty-four smaller cubes of equal size, what is the fraction of the cubes which have exactly one face painted blue?

3/8

7/16

25/64

17/64

Answer 2

Answer:

let the number be x

Then, according to the question

4x + 3 = 5x - 154x+3=5x−15

3 + 15 = 5x - 4x3+15=5x−4x

18 = x18=x

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